Survey of worker compensation index premium cost per $100 of payroll shows Nebraska about in the middle for insurance costs for job accidents the 2004 Oregon Workers’ Compensation Premium Rate Ranking Summary, compares premium costs by state. Nebraska and Missouri are in the $2.00 to $2.99 range; surprisingly Iowa and Kansas are in the lowest quartile with costs under $2.00 per $100 of payroll. So why to lawyers scramble to get into the Iowa comp system if they have a chance?